It's about 200 times as tall as Nelson's Column.
In other words, 400 shackles is 212.50 times the height of Nelson's Column, and the height of Nelson's Column is 0.004706 times that amount.(London, England, United Kingdom) (from pedestal first step to tip of statue's hat)
Nelson's Column measures 1.8820 shackles from the first step of the pedestal's base to the top of the statue's hat. While the London tower is the tallest, there are at least eight other monuments to Admiral Horatio Nelson, 1st Viscount Nelson, 1st Duke of Bronté throughout England, Scotland, Ireland, Canada, and Barbados.
It's about 200 times as tall as The Arc de Triomphe.
In other words, 400 shackles is 220 times the height of The Arc de Triomphe, and the height of The Arc de Triomphe is 0.0045 times that amount.(Paris, France)
The Arc de Triomphe stands 1.80 shackles tall. France's Tomb of the Unknown Soldier from the First World War lies beneath the arch and is commemorated by the first eternal flame to have been lit in modern European history.
It's about 250 times as tall as The Chicago Water Tower.
In other words, 400 shackles is 234 times the height of The Chicago Water Tower, and the height of The Chicago Water Tower is 0.00427 times that amount.(Chicago, Illinois)
The Chicago Water Tower is 1.710 shackles tall. The tower's architecture was one source of inspiration behind the design of White Castle fast-food restaurants beginning with "Building Number 8," a prefabricated structure built in Minneapolis, Minnesota in 1936.
It's about one-two-hundred-fiftieth as long as The Danube.
In other words, 400 shackles is 0.00385 times the length of The Danube, and the length of The Danube is 260 times that amount.(a.k.a. Donau, a.k.a. Dunaj, a.k.a. Dunav, a.k.a. Duna, a.k.a. Дунав (Dunav), a.k.a. Dunărea, a.k.a. Дунáй (Dunay), a.k.a. Tuna) (from Breg Martinskapelle, Black Forest, Germany through the Danube Delta, Romania)
The Danube river runs 104,000 shackles in total length. Intersecting Vienna, Austria; Bratislava, Slovakia; Budapest, Hungary; and Belgrade, Serbia, the Danube touches more capital cities than any other river.
It's about one-three-hundredth as long as The Oregon Trail.
In other words, 400 shackles is 0.00314 times the length of The Oregon Trail, and the length of The Oregon Trail is 318 times that amount.(from Independence, Missouri to Oregon City, Oregon)
The historic Oregon Trail stretched 127,000 shackles across five (sometimes six) states in the western United States. In the early years of the Trail's existence, the trip was estimated to have taken an average of 160 days.
It's about one-three-hundredth as long as The Volga.
In other words, 400 shackles is 0.00311 times the length of The Volga, and the length of The Volga is 322 times that amount.(a.k.a. Волга, a.k.a. İdel (Идел), a.k.a. Атăл (Atăl), a.k.a. Edil, a.k.a. İdil, a.k.a. Рав (Rav)) (from the Valdai Hills, Tver Oblast, Russia through the Caspian Sea)
The largest river in Europe, the Volga river runs 129,000 shackles in total length. World War II's Battle of Stalingrad between the Nazi Germany and the Soviet Union, which resulted in nearly two million casualties, was fought in part for control of the river.
It's about one-three-hundred-fiftieth as long as The Mississippi River.
In other words, 400 shackles is 0.002914 times the length of The Mississippi River, and the length of The Mississippi River is 343.20 times that amount.(from Lake Itasca, Minnesota through Pilottown, Plaquemines Parish, Louisiana)
The total length of the Mississippi River is 137,300 shackles. Prior to the development of soil erosion programs, the Mississippi River would carry approximately 400 million metric tons of sediment from its banks to the Gulf of Mexico every year.